Fig. 1. 热处理前后的1 mol % Co²⁺:ZnS纳米晶的XRD图XRD patterns of 1 mol % Co²⁺:ZnS nanocrystals before and after heat-treatment

Fig. 2. 热处理前后的1 mol % Co²⁺:ZnS纳米晶的TEM图TEM patterns of 1 mol % Co²⁺: ZnS nanocrystals before and after heat-treatment

Fig. 3. 热处理前后的1 mol % Co²⁺: ZnS纳米晶的EDS图谱EDS patterns of 1 mol % Co²⁺: ZnS nanocrystals before and after heat-treatment

Fig. 4. 热处理后1 mol % Co²⁺:ZnS的吸收光谱Absorbance pattern of 1 mol % Co²⁺: ZnS after heat-treatment

Fig. 5. Co²⁺:ZnS的能级图Schematic diagram of energy level of Co²⁺:ZnS

Fig. 6. 热处理前后的1 mol % Co²⁺:ZnS纳米晶的傅里叶红外透过光谱FTIR patterns of 1 mol % Co²⁺:ZnS nanocrystals before and after heat-treatment

Fig. 7. 热处理前后的1 mol % Co²⁺:ZnS纳米晶的中红外荧光光谱PL spectra of 1 mol % Co²⁺:ZnS nanocrystals before and after heat-treatment